QNAP Security NVR-101 (Version: 2.8.0) - Manual (Page 82)

Chapter 7 Troubleshooting
1. The monitoring screen did not display.
Please check the following:
A. Check if you have installed ActiveX when logging in the monitoring page.
Set the security level to “Medium” or lower in Internet Options of IE
browser.
B. Make sure NVR is turned on and the network is correctly connected.
C. The IP address of NVR does not conflict with other devices in the same
subnet.
D. Check the IP address settings of NVR and your computer. Make sure they
are in the same subnet.
2. In the monitoring page, unable to view live video on one of the
cameras.
Please check the following:
A. The IP address, name, and password entered in the camera configuration
page are correct. You can use the Test function to verify the connection.
B. When the PC and the network camera are in the same subnet, while NVR
is in another one, you cannot view the monitoring screen from the PC.
You can solve the problems by the following methods:
Method 1: Enter the IP address of the network camera as the WAN IP in
NVR.
Method 2: Configure the router to allow internal access to the public IP
address and the mapped ports of the network cameras.
3. I cannot login the administration page.
Please check if you have the administrator authority. Only administrators are
allowed to login NVR.
4. The live video is not clear or smooth sometimes.
A. The image quality may be restricted and interfered by the actual network
traffic.
B. When there are multiple accesses to the camera or the NVR server, the
image quality will be reduced. And it is recommended to have three
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